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Patent:US2140136


Patent:US 2140136
Title:Tabulating machine
Date:13.12.1938
Place:Brooklyn, NY und Buffalo, NY
Country:USA
Person:Lasker, William Walter (P)
Company:Remington (P) Rand Inc
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2140136 (espacenet),  US2140136 (uspto)


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